<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="https://cdn.jsdelivr.net/npm/vue@2.6.14/dist/vue.js"></script>
</head>

<body>
    <div id="app">
        v-bind:<input type="text" :value="value"/><br>
        v-model:<input type="text" v-model="value"/><br>
        {{value}}
    </div>
    <script>
        new Vue({
            el: "#app",
            data: {
                value: "hello world"
            },
            methods: {

            },
        })
    </script>
</body>

</html>